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<td class="pageTitle" nowrap="true">Guideline: 商业理由</td><td width="100%">
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<td valign="top">该指南明确了影响商业理由的成本源。</td>
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<a href="./../../../rup/workproducts/rup_business_case_56F408EB.html" guid="{9B13F235-E8E9-4CDC-9ACE-216124C8C5EC}">商业理由</a>
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<div class="sectionHeading">Main Description</div>
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<td class="sectionTableSingleCell"><a key="商业理由（business case）" text="指南" name="XE_business_case__guidelines_for" id="XE_business_case__guidelines_for" class="index"></a><a id="Top" name="Top"></a> 
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    <a id="Cost Constraints" name="Cost Constraints"><b>成本源</b></a>
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    开发成本最常见与直接开发费用相关，但是其他来源也会产生与项目相关的费用：
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        导致要支持的硬件投资增加的数据或事务量
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        初始实现成本 
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                硬件
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                封装的软件
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                安装成本
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                开发和测试成本
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                运行验收测试或试验的成本
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        扩展和增长成本 
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                硬件
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                软件返工／修正。
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